Jam Crumb Cake - cooking recipe

Ingredients

1 cup all-purpose flour
1/2 cup sugar
1 3/4 teaspoons baking powder
1/4 teaspoon salt
3/8 cup unsalted butter, melted
1/2 cup milk
1 large egg
1/2 cup raspberry jam or 1/2 cup preserves
Crumb Topping
3/8 cup unsalted butter, melted
1/4 cup packed brown sugar
1/4 cup granulated sugar
3/4 teaspoon cinnamon
1/8 teaspoon salt
1 cup all-purpose flour, plus
2 tablespoons all-purpose flour

Preparation

To Make the Cake:.
Preheat oven to 400 degrees F and place rack in the center of oven.
Generously butter a 9\" square or round cake pan.
In a bowl, whisk together flour, sugar, baking powder and salt.
In a large bowl whisk together butter, milk and egg; then whisk in flour mixture just till combined.
Pour batter into cake pan.
Dollop jam all over surface, then swirl into batter with spoon.
To Make Crumb Topping:.
Whisk together butters, sugars, cinnamon and salt until smooth.
Stir in flour, then blend with your fingertips until incorporated.
Sprinkle crumbs in large clumps over the top of batter.
Bake cake until a wooden pick inserted in center comes out clean and side begin to pull away from pan, about 25 minutes.
Cool in pan on a rack for 5 minutes before serving.